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SKU: 11166 | UPC: 690092172329
Vibrant Performance Female -20AN 1-5/8in-12 Aluminum Weld Bung
Vibrant Performance 11166 is a precision-machined aluminum weld bung featuring female -20AN threads sized 1-5/8"-12 UNF for direct welding into custom fuel tanks oil reservoirs and sumps. This universal component delivers reliable high-flow connections in performance fuel and oil systems across any vehicle fabrication project. Its durable design handles demanding race and street applications with leak-free performance.
Key Features
- 6061-T6 Aluminum Build: Provides strength corrosion resistance and lightweight design for long-term durability in fuel and oil systems
- 1-5/8"-12 UNF Threads: Matches -20AN male fittings perfectly for secure high-pressure connections up to 1000+ PSI
- Pre-Installed O-Ring: Ensures airtight seal preventing leaks even under vibration and heat cycles
- Swivel Female Seat: Allows fitting alignment flexibility simplifying installation on curved tank surfaces
- Compact Dimensions: 1.875" OD 1.625" weld ID and 0.75" protrusion length fits tight spaces without restricting flow
Product Notes
- Designed for TIG welding into aluminum tanks confirm material compatibility before use
- Clean mating surfaces thoroughly for strongest weld bond
- Packaged securely to prevent thread damage during transit
Installation Notes
- Professional installation recommended.
- TIG weld only use proper filler rod and preheat tank to 300-400 deg F
- Hardware free includes O-ring torque AN fitting to 50 ft-lbs max
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | Universal | All Models | All Submodels |
Why Choose Vibrant Performance?
- Decades of experience in motorsport fabrication components
- CNC machined in USA for exact tolerances every part
- Proven reliability in drag racing circle track and street builds
Frequently Asked Questions
-
Q: What AN size fittings fit this bung?
A: Accepts all -20AN male flare fittings with 1-5/8"-12 UNF threads standard in high-flow fuel and oil lines -
Q: What material is the bung made from?
A: Machined from 6061-T6 aircraft-grade aluminum for maximum strength-to-weight ratio and fuel compatibility -
Q: Does it come with warranty or installation support?
A: Backed by Vibrant Performance limited lifetime warranty against manufacturing defects includes detailed install guides online
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock - ships same or next business day
- Packaging: Protective plastic sleeve in 3x3x1 inch box
- Weight: 0.1 lb shipping weight
Bungs
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Fabrication
Shop Fabrication Parts and Materials at Black Ops Auto Works for stainless steel tubing, titanium tubing, aluminum charge piping, mandrel bends, V-band clamps, flanges, merge collectors, AN fittings, PTFE hose kits, braided fuel and oil lines, heat shields, welding supplies, brackets, bungs, and hardware for building custom exhaust systems, turbo plumbing, intercooler piping, and fuel system routing. Start with tubing in stainless, titanium, or aluminum in the right diameter and wall thickness, then add mandrel bends, flanges, V-bands, and clamps to complete the joint work. Black Ops Auto Works carries 5,866 fabrication SKUs from Vibrant Performance, Ticon Industries, Stainless Bros, Radium Engineering, Fragola, DEI, and ATP Turbo. Why Custom Fabrication Custom fabrication solves fitment problems that no universal or pre-bent kit can address. Raw tubing, flanges, and fittings give the fabricator freedom to route exhaust around a turbo, snake charge pipe around accessories, hard-...
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Vibrant
Vibrant Performance parts for custom exhaust, turbo builds, and fabrication projects are stocked at Black Ops Auto Works. Shop clamps, V-band flanges, mandrel bends, silicone couplers, wideband bungs, catalytic converters, resonators, tips, mufflers, oil catch cans, AN fittings, hoses, wastegate flanges, and fuel system fittings for street, race, drift, and off-road builds. Every product is filterable by size, material, and fitting type so the correct part ships the first time. Black Ops Auto Works carries 3,096 Vibrant Performance SKUs across exhaust fabrication, forced induction plumbing, and fuel system hardware. What This Brand Covers Vibrant Performance manufactures exhaust and fabrication parts for DIY custom exhaust, turbo builds, and general fabrication work. The catalog spans stainless mandrel bends and V-band flanges for exhaust construction, silicone couplers and hump hoses for intercooler and intake plumbing, and AN fittings and PTFE hose for fuel and oil systems. Fa...
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